AMD Radeon RX 6450M vs AMD Radeon R9 M290X

VS

AMD Radeon RX 6450M

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 4GB VRAM Radeon R9 M290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 9 years late

Boost Clock has increased by 173% (2460MHz vs 900MHz)

Lower TDP (50W vs 100W)

AMD Radeon R9 M290X 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6450M +64%

3.779 TFLOPS

Radeon R9 M290X

2.304 TFLOPS

Radeon RX 6450M

VS

Radeon R9 M290X

Graphics Card

Jan 2023

Release Date

Jan 2014

Navi Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

2000 MHz

Base Clock

850 MHz

2460 MHz

Boost Clock

900 MHz

2000 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

153.6GB/s

Render Config

12

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

32

ROPs

32

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

16 MB

L3 Cache

-

Theoretical Performance

78.72 GPixel/s

Pixel Rate

28.80 GPixel/s

118.1 GTexel/s

Texture Rate

72.00 GTexel/s

7.557 TFLOPS

FP16 (half)

-

3.779 TFLOPS

FP32 (float)

2.304 TFLOPS

236.2 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

50W

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Neptune

Navi 24 XML

GPU Variant

Neptune XT (216-0847000)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

2.8 billion

107 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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